Read Sharp CD-C607H (serv.man4) Service Manual online
CD-C607H/611H
– 41 –
IC1 VHiLA9241M/-1: Servo Amp. (LA9241M) (2/2)
Pin No.
Port Name
Function
49
DEF
Defect detection output pin of disc.
50
CLK
Reference clock input pin. 4.23MHz of DSP is input.
51
CL
Microcomputer command clock input pin.
52
DAT
Microcomputer command data input pin.
53
CE
Microcomputer command chip enable input pin.
54
DRF
(DETECT RF) RF level detection output.
55
FSS
(Focus Serch Select) Pin to switch focus search mode. (
±
search/+ search for reference voltage)
56
VCC2
VCC pin for servo system and digital system.
57
REF1
Pin to connect pass control for reference voltage.
58
VR
Reference voltage output pin.
59
LF2
Pin to set defect detection time constant of disc.
60
PHI
Pin to connect capacitor for peak hold of RF signal.
61
BHI
Pin to connect capacitor for bottom hold of RF signal.
62
LDO
APC circuit output pin.
63
LDS
APC circuit output pin.
64
VCC1
RF system VCC pin.
Figure 41 BLOCK DIAGRAM OF IC
IC3 VHiM63001FP-1: Focus/Tracking/Spin/Slide Driver (M63001FP)
IC401 VHiM62439SP-1: Audio Processor
(M62439SP)
(M62439SP)
1
2
3
4
5
6
7
15
16
17
18
19
20
21
28
36
37
38
39
40
41
42
27
26
25
24
23
22
IN2–
IN1A–
IN1B–
OUT1–
OUT1+
OUT2–
OUT2+
OUT3+
OUT3–
IN3–
VCC1
STANDBY
VREF
MUTE
GND
GND
VCC3
OUT4+
OUT4–
IN4–
VCC2
IN5+
IN5–
IN6+
IN6–
VCC4
OUT6–
OUT6+
OUT5–
OUT5+
8
9
10
11
12
13
34
33
32
31
30
29
TO
FD
FO(GAIN)
FO+
FO–
TR+
TR–
SL–
SL+
SLD
VCC1
STANDBY
Vref
MUTE
LD_M+
LD_M–
VCC4
M–
M+
SOL–
SOL+
VCC3
SP+
SP–
SPO
(SPN)VCC2
SOLD
SOL–
M63001FP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
M62439SP
REC OUT1
INA1
INB1
INC1
IND1
TONE1
TONEL1
OUT1
GND
Vcc
REC OUT2
INA2
INB2
INC2
IND2
TONE2
TONEL2
OUT2
Vss
CONT
(NC)
(NC)
Pin No.
Terminal Name
Function
1
IN2-
CH2 inverted input.
2
IN1A-
CH1 inverted input.
3
IN1B-
CH1 output offset control.
4
OUT1-
CH1 inverted output.
5
OUT1+
CH1 non-inverted output.
6
OUT2-
CH2 inverted output.
7
OUT2+
CH2 non-inverted output.
8-14
GND
GND
15
OUT3+
CH3 non-inverted output.
16
OUT3-
CH3 inverted output.
17
IN3-
CH3 inverted input.
18
VCC1
Power supply 1 (CH1, CH2, CH3)
19
STANDBY
STANDBY signal input.
20
VRFE
CH1-CH4 Reference voltage input.
21
MUTE
Mute signal input (CH6).
22
IN5-
CH5 inverted input.
23
IN5+
CH5 non-inverted input.
24
VCC2
Power supply 2 (CH4).
25
IN4-
CH4 inverted input.
26
OUT4-
CH4 inverted output.
27
OUT4+
CH4 non-inverted output.
28
VCC3
Power supply 3 (CH5).
29-35
GND
GND
36
OUT5+
CH5 non-inverted output.
37
OUT5-
CH5 inverted output.
38
OUT6+
CH6 non-inverted output.
39
OUT6-
CH6 inverted output.
40
VCC4
Power supply 4 (CH6).
41
IN6-
CH6 inverted input.
42
IN6+
CH6 non-inverted input.
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